| Silver Spring to Busto Arsizio | 4,196.25 mi (6,753.22 km) |
| Silver Spring to Busto Garolfo | 4,199.79 mi (6,758.91 km) |
| Silver Spring to Cabras | 4,369.81 mi (7,032.53 km) |
| Silver Spring to Cadelbosco di Sopra | 4,298.83 mi (6,918.30 km) |
| Silver Spring to Cadoneghe | 4,333.01 mi (6,973.30 km) |
| Silver Spring to Cagli | 4,428.64 mi (7,127.20 km) |
| Silver Spring to Cagliari | 4,420.87 mi (7,114.71 km) |
| Silver Spring to Cairo Montenotte | 4,209.50 mi (6,774.54 km) |
| Silver Spring to Caivano | 4,593.82 mi (7,393.04 km) |
| Silver Spring to Calcinaia | 4,335.72 mi (6,977.67 km) |
| Silver Spring to Calcinato | 4,268.13 mi (6,868.90 km) |
| Silver Spring to Calderara di Reno | 4,334.19 mi (6,975.20 km) |
| Silver Spring to Caldogno | 4,309.40 mi (6,935.31 km) |
| Silver Spring to Calenzano | 4,353.48 mi (7,006.24 km) |
| Silver Spring to Calolziocorte | 4,215.18 mi (6,783.67 km) |
